6778000

素因数分解:

$2^4\times 5^3\times {\mathrm{3389}}^1$

素因数の和:3412

約数の個数: 40

約数和(自身を含む): 16394040

約数和(自身を除く): 9616040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 125, 200, 250, 400, 500, 1000, 2000, 3389, 6778, 13556, 16945, 27112, 33890, 54224, 67780, 84725, 135560, 169450, 271120, 338900, 423625, 677800, 847250, 1355600, 1694500, 3389000, 6778000]

約数ペア:

[(1, 6778000), (2, 3389000), (4, 1694500), (5, 1355600), (8, 847250), (10, 677800), (16, 423625), (20, 338900), (25, 271120), (40, 169450), (50, 135560), (80, 84725), (100, 67780), (125, 54224), (200, 33890), (250, 27112), (400, 16945), (500, 13556), (1000, 6778), (2000, 3389)]